ESI

Acquired in 2021

Renewable Natural Gas

In 2021, TransTech Energy acquired a majority ownership of Energyneering Solutions, Inc. (ESI), a prominent technical services provider in the biogas industry. ESI is well known for developing high quality solutions for biogas utilization including Renewable Natural Gas (RNG), Power Generation, Conversion, and Transportation. ESI also offers an innovative services portfolio of capacity optimization, SCADA analytics, and predictive maintenance monitoring.

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